Home / 204,864.20-307,296.30-169,872.20

Finding the Fourth Proportional to 204,864.20, 307,296.30 and 169,872.20

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Solution

The fourth proportional to 204,864.20, 307,296.30 and 169,872.20 is: 254,808.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,864.20 : 307,296.30 = 169,872.20 : x
  2. Step 2: Convert to fraction form
    204,864.20/307,296.30 = 169,872.20/x
  3. Step 3: Cross multiply
    204,864.20x = 307,296.30 × 169,872.20
  4. Step 4: Simplify right side
    204,864.20x = 52,201,098,532.86
  5. Step 5: Solve for x
    x = 52,201,098,532.86/204,864.20
  6. Step 6: Final answer
    x = 254,808.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.